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1. PRODUCT NAME

Hitachi Rotary Hammer, Model DH 30PC2

2. MARKETING OBJECTIVE

The new Model DH 30PC2 features the concrete drilling capacity with the maximum drill bit diameter 30 mm and

the use of SDS-plus shank tools. It can provide 3 modes of operation, "Rotation and hammering," "Rotation only"

and "Hammering only." The "Hammering only" operation is convenient for chipping and grooving works.

The main features of the Model DH 30PC2 are as follows:

(1) Highest drilling speed and chipping performance in the class

(2) Highly reliable mechanism for prevention of idle hammering

(3) Shortest body in the class (entire length 355 mm)

(4) Comfortable and soft-touch double-layer molded handle

(5) New design

3. APPLICATIONS

(1) Rotation and hammering function

Drilling anchor holes

Drilling holes in concrete, tile, brick and similar materials

Large hole boring with core bit

(2) Rotation only function

Drilling holes in steel and wood (with chuck adapter)

Tightening machine screws and wood screws (with chuck adapter)

(3) Hammering only function

Stripping mortar and tiles

Demolishing and chiseling of concrete

Grooving and cutting of bricks

[Typical applications]

Air conditioning

• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •

Installation of air conditioners, water coolers and air ducts

Piping and plumbing

• • • • • • • • • • • • • • • • • • • • • • • •

Installation of gas, water and sanitary facilities

Electrical fixtures

• • • • • • • • • • • • • • • • • • • • • • • • • • • • •

Installation of electrical and lighting fixtures

Interior decoration

• • • • • • • • • • • • • • • • • • • • • • • • • • •

Installation of seats, display stands and partitions

Other building, construction and repair work

Содержание DH 30PC2

Страница 1: ...TECHNICAL DATA AND SERVICE MANUAL ROTARY HAMMER DH 30PC2 SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT LIST No E494 Aug 2006 D MODEL DH 30PC2 Hitachi Power Tools ...

Страница 2: ... AND SERVICE MANUAL a symbol s is are used in the place of company name s and model name s of our competitor s The symbol s utilized here is are as follows Symbol Utilized Competitor Company Name Model Name C BOSCH GBH4DFE B MAKITA HR3000C ...

Страница 3: ...NCE INFORMATION 13 8 1 Grease Replacement 13 8 2 O ring Replacement 13 8 3 Structure of the Model DH 30PC2 Rotary Hammer 13 8 4 Three Mode Changeover Mechanism 16 8 5 Caution when Using Rotation Only No Hammering Function 18 8 6 Drill Bits 19 8 7 Tool Retainer 20 9 PRECAUTIONS IN DISASSEMBLY AND REASSEMBLY 21 9 1 Disassembly 21 9 2 Reassembly 25 9 3 Screw Locking Agent TB1401 28 9 4 Tightening Tor...

Страница 4: ...nd soft touch double layer molded handle 5 New design 3 APPLICATIONS 1 Rotation and hammering function Drilling anchor holes Drilling holes in concrete tile brick and similar materials Large hole boring with core bit 2 Rotation only function Drilling holes in steel and wood with chuck adapter Tightening machine screws and wood screws with chuck adapter 3 Hammering only function Stripping mortar an...

Страница 5: ...ling holes using a large diameter drill bit Thanks to the highly reliable mechanism for prevention of idle hammering the service life of the Model DH 30PC2 is prolonged and hammering works requiring much attention not to break the surroundings can be efficiently performed with the Model DH 30PC2 4 1 3 Hitachi s original and convenient 3 mode changeover mechanism The Model DH 30PC2 is equipped with...

Страница 6: ...ing mechanism The Model DH 30PC2 is equipped with a variable locking mechanism that allows the angle of a tool such as a cold chisel or a cutter to be rotated conveniently to 36 individual positions in relation to the work in the Hammering only function mode 4 1 6 Soft touch grip for easier handling The double layer molded handle consists of a plastic resin base covered with a soft plastic layer t...

Страница 7: ...in AC single phase commutator motor Variable switch D type handle and side handle Materials Aluminum alloy die casting Crank case cylinder case and gear cover Polycarbonate resin Housing Nylon resin Hood crank case cover tail cover handle Paint Green gray black 4 3 kg 9 5 lbs 7 3 kg 16 1 lbs Plastic case 1 Plastic case 1 2 Side handle 1 3 Stopper 1 4 Dust cup 1 5 Syringe 1 Net weight does not incl...

Страница 8: ...A W 3 8 Anchor setting adapter A Code No 302976 302975 303621 302974 Anchor setting bar to permit anchor setting operation with the rotary hammer Overall length 260 260 160 260 Part name W 1 4 Anchor setting adapter B W 5 16 Anchor setting adapter B W 3 8 Anchor setting adapter B W 3 8 Anchor setting adapter B Code No 302979 302978 303622 302977 Overall length 260 260 160 260 Internal cone type Ex...

Страница 9: ...ate is not supplied with 25 mm 1 and 29 mm 1 1 8 outer diameter core bits Outer diameter mm 25 1 29 1 1 8 32 1 1 4 35 1 3 8 38 1 1 2 Code No 982672 982673 982674 982675 982676 Outer diameter mm 45 1 3 4 50 2 65 2 9 16 80 3 5 32 90 3 17 32 Code No 982677 982678 982679 982680 982681 4 Core bit shank SDS plus shank Core bit shank A Core bit outer diameter 25 38 mm 1 1 1 2 Overall length 105 mm 4 1 8 ...

Страница 10: ...ion only Drill chuck chuck adapter G special screw and chuck wrench a Chuck adapter G for SDS plus shank system b 13 mm 1 2 Drill chuck 13VLRB D with chuck wrench Part name Code No 303623 321814 13 mm 1 2 Drill chuck 13VLRB D NOTE If the tool is to be used for loosening screws open the three jaws of the drill chuck and securely fix the drill chuck to chuck adapter G with the special screw a left h...

Страница 11: ...l and wood Chuck adapter D for SDS plus shank type 13 mm 1 2 Drill chuck 13VLD D with chuck wrench Part name Code No 303624 321813 3 5 mm 6 8 mm Bit No No 2 No 3 J Drilling screws rotation only Code No 971511Z 971512Z Drill chuck 13VLD D NOTE The 13VLD D drill chuck and chuck adapter D cannot be used for reverse rotation If reverse rotation is to be used for loosening screws use the plus bit Bit N...

Страница 12: ... 9 Code No 971787 K Grease for electric impact drill Containing 500 g 17 64 oz Code No 980927 Containing 30 g 1 06 oz Code No 981840 70 g 2 5 oz Code No 308471 L Dust cup Dust cup ...

Страница 13: ...1 3 16 13 1 2 32 1 1 4 850 0 850 0 3 700 390 15 3 8 226 8 29 32 102 4 Core bit mm 90 3 17 32 B 30 1 3 16 13 1 2 32 1 1 4 850 360 720 1 650 3 300 391 15 13 32 230 9 1 16 100 3 15 16 90 3 17 32 30 1 3 16 13 1 2 32 1 1 4 750 0 650 0 3 900 395 15 9 16 225 8 27 32 89 3 1 2 80 3 5 32 kg Weight Without cord and side handle 4 8 10 6 lbs 4 8 10 6 lbs 3 9 8 6 lbs HITACHI DH 30PC2 30 1 3 16 13 1 2 32 1 1 4 8...

Страница 14: ...son purpose only 6 3 Chiseling Performance Comparison The chiseling performance varies considerably depending on the work conditions Use the factory test results shown in Fig 2 for comparison purposes only Fig 2 Fig 1 DH 30PC2 DH 30PC HITACHI HITACHI Maker Model Chiseling amount kg 30 min Voltage supply 230 V B C 36 32 57 56 0 10 20 60 50 40 30 70 Test conditions Direction Downward drilling Pushin...

Страница 15: ...erent in the use of any electric power tool cannot be completely eliminated Accordingly general precautions and suggestions for the use of electric power tools and specific precautions and suggestions for the use of the Rotary Hammer are listed in the Handling Instructions to enhance the safe efficient use of the tool by the customer Salespersons must be thoroughly familiar with the contents of th...

Страница 16: ...nes periodically depending on frequency of use of the tool With average use it is recommended that the O rings be replaced at least every six months to ensure maximum effectiveness 8 3 Structure of the Model DH 30PC2 Rotary Hammer Torque transmission Armature revolution is transmitted to the second gear to rotate the bevel gear via the slip mechanism between the second gear and bevel pinion axes R...

Страница 17: ...ibly moved to the position illustrated in Fig 4 by clutch spring and the striker moves out of striking position When this occurs the air holes located at the position unaffected by the rebound of the striker at no load are opened and the pressure within the air chamber remains unchanged even though the piston continues to reciprocate thereby preventing striking operation Fig 4 Retainer sleeve Stri...

Страница 18: ...ch could cause improper fitting of the drill bit and or other faulty operation of the chuck portion The speed control switch is also a fully dust proofed type to prevent dust and chips from entering the handle section and causing possible operational trouble or a break down of the insulation Fig 5 O ring Front cap Oil seal Oil seal Oil seal O ring O ring Speed control The Model DH 30PC2 is equippe...

Страница 19: ...tween the piston and the striker The striker is then moved according to the pressure fluctuation in the air chamber and transmits the hammering force to the second hammer and the tool Fig 6 Hammering only Fig 7 Adjust the change lever to Hammering only mark Engagement between the bevel gear and the clutch is released and no rotation is transmitted The spline inside the lock sleeve engages with the...

Страница 20: ...ted to the cylinder coupled to the clutch Thus the tool is turned When the lock sleeve is moved toward the tip the amount of backward movement of slide sleeve A is limited to the position where it contacts the lock sleeve to keep the air hole of the cylinder opened Thus there is no pressure fluctuation in the air chamber and no hammering force is transmitted Fig 8 Bevel gear Air hole Lock sleeve C...

Страница 21: ...otation Only No Hammering Function The chuck adapter and the drill chuck optional accessories are required for drilling into wood or metal materials The change lever of the Model DH 30PC2 permits changeover among Rotation only Rotation and hammering and Hammering only functions Be sure to adjust the change lever to Rotation only for drilling into wood or metal materials by means of the chuck adapt...

Страница 22: ...ing off Key slot two pieces Key rail 2 pcs Shape of SDS plus shank bit Ball holder Steel ball 2 pcs Section A A Retainer sleeve Fig 10 The service life of a drill bit with a diameter of 8 mm is approximately 300 holes when drilling into concrete to a depth of 30 mm If reground before the end of its service life the drill bit will continue to provide efficient drilling Figure 11 shows the regrindin...

Страница 23: ...e rotation torque To mount the bit push the bit in the tool retainer as far as it will go Pushing lightly turn the bit until it is caught At this position slide the grip backward to the full Release the grip The grip is then returned to the original position and the bit is fixed Pull the bit to check whether it is securely fixed or not To remove the bit slide the grip backward to the full and remo...

Страница 24: ...er 90 and the Hex Socket Hd Bolt W Flange M5 x 12 50 of the Hood 51 Remove the Crank Case Cover 90 and the Hood 51 from the Crank Case 94 Remove the Seal Lock Hex Socket Hd Bolt M4 x 12 56 securing the Change Lever 57 and remove the Change Lever 57 and the Lever Holder 59 Remove the Retaining Ring for D40 Hole 60 with a retaining ring puller and remove the Lever Shaft 61 Remove the Seal Lock Hex S...

Страница 25: ...8 21 with a retaining ring puller and remove Sleeve C 20 Remove the four Needle Pins 19 to separate the Retainer Sleeve 18 from the Cylinder 36 Remove the Striker 31 Second Hammer 23 Damper Holder B 28 and Damper C 29 from the inside of the Cylinder 36 As shown in Fig 17 move Slide Sleeve A 34 and Slide Sleeve B 33 until they contact the outside flange of the Cylinder 36 In this condition slightly...

Страница 26: ... 19 5 Removal of the First Gear 98 and the Crank Shaft 92 Remove the Hex Socket Hd Bolt W Flange M5 x 16 102 and the Tapping Screw W Flange D5 x 20 Black 103 from Handle A B Set 101 and separate Handle A B Set 101 from the Crank Case 94 and the Housing Ass y 106 Remove the Seal Lock Hex Socket Hd Bolt M6 x 45 54 from the Crank Case 94 and separate the Crank Case 94 from the Housing Ass y 106 Place...

Страница 27: ... 24 Fig 20 First Gear 98 Hand press Crank Case 94 Crank Shaft 92 Support ...

Страница 28: ...irst Gear 98 with a suitable tool while holding the flat portion of the Crank Shaft 92 with a steel bar Before press fitting make sure that the Feather Key 3 x 3 x 8 93 fits in the key groove of the First Gear 98 Fig 21 Fig 21 First Gear 98 Crank Case 94 Suitable tool Feather Key 3 x 3 x 8 93 O ring S 32 96 Retaining Ring for D32 Hole 97 Ball Bearing 6002DDCMPS2L 95 Oil Seal B 75 Crank Shaft 92 Su...

Страница 29: ... flat surface without difference is faced to the Damper 25 Fit the Retaining Ring D38 21 and Sleeve C 20 on the outer circumference of the Cylinder 36 then insert the Cylinder 36 into the Retainer Sleeve 18 Fig 26 Connect the Cylinder 36 and the Retainer Sleeve 18 with the four Needle Pins 19 Fit Sleeve C 20 on the outer circumference of the Retainer Sleeve 18 and fix it with the Retaining Ring D3...

Страница 30: ...econd Hammer 23 Slide Ring 30 Slide Sleeve B 33 Crank Case 94 Fig 27 Crank Shaft 92 Connecting Rod 45 4 Mounting the Fan Guide 70 Mount the Fan Guide 70 to the Housing Ass y 106 being careful of the concave porrtion of the Fan Guide 70 Fig 28 Fig 28 Fan Guide 70 Housing Ass y 106 Concave portion ...

Страница 31: ...ng 62 inside and outside diameters of the Bevel Gear 41 inside diameter of the Clutch 40 inside diameter of Slide Sleeve A 34 inside diameter of Slide Sleeve B 33 inside lip portion of Oil Seal B 75 and inside lip portion of the Oil Seal 11 6 Oil seal and others Be careful not to scratch the following parts Oil Seal 11 and O ring 10 of the Cylinder Case 9 Oil Seal B 75 and O ring S 32 96 of the Cr...

Страница 32: ...6 Lever shaft mouning bolt 1 47 0 49 N m 15 5 kgf cm Seal Lock Hex Socket Hd Bolt M4 x 12 56 Handle mouning bolt 3 92 0 49 N m 40 5 kgf cm Hex Socket Hd Bolt W Flange M5 x 16 102 Hex Hd Tapping Screw D5 x 50 71 2 94 0 49 N m 30 5 kgf cm Tapping Screw W Flange D5 x 20 Black 103 2 94 0 49 N m 30 5 kgf cm Tapping Screw W Flange D4 104 113 120 1 96 0 49 N m 20 5 kgf cm 9 5 Wiring Diagrams 1 Product wi...

Страница 33: ...lue should be as follows Voltage V Current A Max 110 4 2 9 6 Wiring of Variable Speed Control Switch Insert each cord into the terminal 1 and terminal 2 of the speed control switch as shown in Fig 31 and tighten the screw tightening torque 0 6 0 2 N m 6 2 kg cm 5 2 1 7 in lbs Insert each lead wire black coming from the stator ass y into the terminals M1 and M2 Insert each lead wire black coming fr...

Страница 34: ...lder Hammer Holder B Damper C Slide Ring Handle A B Set Armature Ass y Ball Bearing 6001DD Ball Bearing 608VV 60 min 50 Crank Shaft Oil Seal B O ring S 32 Ball Bearing 6002DD First Gear Crank Case Striker O ring x 2 Piston Connecting Rod General Assembly DH 30PC2 Tail Cover Crank Case Cover O ring S 48 Gear Cover Needle Bearing Housing Ass y Stator Ass y Piston O ring Lever Shaft Lever Holder Chan...

Страница 35: ...78 79 80 81 82 83 84 85 86 87 88 56 90 91 92 93 94 95 96 97 98 99 100 65 66 67 68 69 70 71 72 73 105 106 109 108 107 102 103 104 101 110 111 112 113 102 103 74 114 115 116 117 119 120 121 122 123 118 52 53 89 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 40 41 32 43 44 45 46 47 48 49 39 501 502 503 ...

Страница 36: ...N 4 20 326 301 SLEEVE C 1 21 313 420 RETAINING RING D38 1 23 325 653 SECOND HAMMER 1 24 323 059 DAMPER WASHER 1 25 323 060 DAMPER 1 26 323 061 DAMPER HOLDER 1 27 323 062 STOPPER RING 1 28 326 302 DAMPER HOLDER B 1 29 326 303 DAMPER C 1 30 326 300 SLIDE RING 1 31 325 660 STRIKER 1 32 319 577 O RING I D 19 2 2 33 325 656 SLIDE SLEEVE B 1 34 325 655 SLIDE SLEEVE A 1 35 325 664 CLUTCH SPRING 1 36 325 ...

Страница 37: ...NCLUD 73 72 340 672K STATOR ASS Y 110V 1 INCLUD 73 FOR VEN 72 340 672G STATOR ASS Y 120V 1 INCLUD 73 72 340 672E STATOR ASS Y 220V 230V 1 INCLUD 73 72 340 672H STATOR ASS Y 220V 230V 1 INCLUD 73 FOR INA SYR SIN HKG IND 72 340 672J STATOR ASS Y 240V 1 INCLUD 73 72 340 672F STATOR ASS Y 240V 1 INCLUD 73 FOR AUS 73 930 703 BRUSH TERMINAL 2 74 321 322 VINYL TUBE 1 75 981 851 OIL SEAL B 2 76 325 647 BE...

Страница 38: ... 1 FOR NZL AUS GBR SAF EUROPE FIN NOR SWE DEN AUT SUI CHN TPE 117 994 273 NOISE SUPPRESSOR 1 FOR NZL AUS GBR SAF EUROPE FIN NOR SWE DEN AUT SUI CHN TPE 118 317 492 SUPPORT B 1 FOR NOISE SUPPRESSOR 119 959 140 CONNECTOR 50091 10 PCS 1 FOR NOISE SUPPRESSOR 120 984 750 TAPPING SCREW W FLANGE D4X16 2 121 960 266 CORD CLIP 1 122 953 327 CORD ARMOR D8 8 1 122 938 051 CORD ARMOR D10 1 1 123 500 390Z CORD...

Страница 39: ...1 617 303 620 B TAPER SHANK ADAPTER SDS PLUS 1 618 981 122 SPECIAL SCREW M6X22 1 619 303 627 CORE BIT SHANK SDS PLUS 45 90MM 300L 1 620 303 625 CORE BIT SHANK SDS PLUS 25 38MM 105L 1 621 303 626 CORE BIT SHANK SDS PLUS 25 38MM 300L 1 622 303 624 CHUCK ADAPTER D SDS PLUS 1 623 321 825 DRILL CHUCK AND ADAPTER SET 1 INCLUD 624 625 624 303 623 CHUCK ADAPTER G SDS PLUS 1 625 321 814 DRILL CHUCK 13VLRB ...

Страница 40: ...NG ADAPTER B W1 2 MANUAL 1 664 971 803 ANCHOR SETTING ADAPTER B W5 8 MANUAL 1 665 944 460 TAPER SHANK DRILL BIT D11X100 1 666 944 461 TAPER SHANK DRILL BIT D12 3X110 1 667 993 038 TAPER SHANK DRILL BIT D12 7X110 1 668 944 462 TAPER SHANK DRILL BIT D14 3X110 1 669 944 500 TAPER SHANK DRILL BIT D14 5X110 1 670 944 463 TAPER SHANK DRILL BIT D17 5X120 1 671 944 464 TAPER SHANK DRILL BIT D21 5X140 1 67...

Страница 41: ... ALTERNATIVE PARTS 7 ITEM NO CODE NO DESCRIPTION REMARKS NO USED OPTIONAL ACCESSORIES 8 06 DH 30PC2 693 303 616 DRILL BIT SDS PLUS D25 0X450 1 694 319 988 DRILL BIT SDS PLUS D30 0X450 1 ...

Страница 42: ... 8 ITEM NO CODE NO DESCRIPTION REMARKS NO USED 8 06 DH 30PC2 Printed in Japan 060803N ...

Страница 43: ......

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